The following precautions should be taken after lancing the arm: 1. Pay attention to keeping the arm warm to avoid wind, cold and dampness; 2. Pay attention to the functional exercise of the joint and exercise to meet the standard. Many patients have frozen shoulder and are instructed to exercise, but it is not clear how to exercise, the exercise time and magnitude. First of all, you should know the normal range of shoulder joint activities, for example, the normal range of supination is 0°-180°, abduction is 0°-90°, posterior extension is 0°-45°, etc.. When exercising, you should choose different directions according to the normal range and condition, and at the same time, you should do it gradually and for as long as you can tolerate. 3. You should not take a bath immediately, and it is generally recommended to take a warm bath after 4-6 hours of acupuncture. In particular, the line of fire needles, trigeminal needles, plum blossom needle, acupuncture cupping, acupuncture knife, acupuncture point buried line and other treatment after the patient, the needle hole is larger to avoid the same day bathing to prevent infection; 4, diet should be noted, can not eat cold food and fruit, avoid spicy stimulating food, diet must be light.